Prismatic glass for watches and clocks



FIG. 1 is a front view of a prismatic glass for a watch or clock in accordance with my new design;

FIG. 2 is a bottom view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a left side thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a rear view thereof; and,

FIG. 7 is a top right perspective view thereof. 

The ornamental design for a prismatic glass for watches and clocks, as shown and described. 